Moved well_controls implementation to separate file well_controls.c.

opm/core/well_controls.h

@@ -55,6 +55,7 @@ extern "C" {
  * BHP constraint defines a minimum acceptable bottom-hole pressure
  * value for the well.
  */
+
 struct WellControls
 {
     /**
@@ -91,10 +92,24 @@ struct WellControls
     void *data;
 };
 
-
-bool
+bool 
 well_controls_equal(const struct WellControls *ctrls1, const struct WellControls *ctrls2);
 
+int 
+well_controls_reserve(int nctrl, int nphases, struct WellControls *ctrl);
+
+struct WellControls * 
+well_controls_create(void);
+
+void
+well_controls_destroy(struct WellControls *ctrl);
+
+
+struct WellControlMgmt {
+    int cpty;
+};
+
+
 
 #ifdef __cplusplus
 }